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Open-plan kitchen-diner house extension with grey wood flooring
Interiors

Open-plan interiors in Devon & Cornwall

Open-plan living is what most modern families actually want and what most older houses were never built to provide. Turning two or three small downstairs rooms into one connected kitchen-diner-living space is a project that combines structural alteration, joinery, electrical, plumbing, plastering and finishing trades — exactly the kind of project that needs a single main contractor running it. We handle the wall removal and beam, the new floor levels, the lighting plan, the feature joinery and the final finish as a single contract.

How we do it

What is involved in open-plan interiors

An open-plan interior succeeds or fails on the small details: floor levels matching across rooms that used to be separate, the new beam disappearing into the ceiling line cleanly, the kitchen pendant lights centred where they should be rather than where the joists allowed, and the lighting circuits zoned so the kitchen end can stay bright while the living end goes warm. None of this is hidden engineering; it is just careful design and sequencing. We work through these details at the quote stage so you see them on the drawings before you commit and so the trades arrive on site with a plan rather than a guess.

Most open-plan interior projects do not need planning permission as they are internal alterations. Building regulations apply to any structural change and we handle the application. Duration on site depends on the scope of structural and finishing work — we'll give you a realistic programme as part of your written quote.

Scope on a typical job

  • Structural engineer's drawing for any wall removal and beam install
  • RSJ beam installation with temporary propping and padstones
  • New floor build-up — insulation, screed and chosen floor finish
  • Underfloor heating where specified, set in screed with manifold connection
  • Lighting design with zone control, dimmable LED downlighters and pendants
  • Feature joinery — acoustic slat walls, built-in storage, media units
  • Plaster repairs and full skim across re-configured walls
  • Kitchen fit and second-fix electrical, plumbing and decorating
  • Building regs sign-off where structural alterations are involved

Photos from open-plan interiors projects

Finished timber-clad interior with a polished concrete floor
Open-plan kitchen and living room with cream units
Oak slatted acoustic feature wall with a wall-mounted TV
Large open-plan cream kitchen with integrated appliances

Ready to start your open-plan interiors project?

Free, no-obligation site visit and a written quote. Honest advice, real answers — and full coverage in Devon and Cornwall from our Holsworthy base.